from flask import abort
from flask import current_app
from flask import g, jsonify
from flask import redirect
from flask import render_template
from flask import request

from info import constants, db
from info.models import Category, News, User
from info.modules.profile import profile_blu
from info.utils.common import user_login_data
from info.utils.image_storage import storage
from info.utils.response_code import RET

@profile_blu.route("/other_news_list")
def other_news_list():
    other_id = request.args.get("user_id")
    page = request.args.get("p", 1)

    try:
        page = int(page)
    except Exception as e:
        current_app.logger.error(e)
        return jsonify(errno=RET.PARAMERR, errmsg="data error")

    try:
        other = User.query.get(other_id)
    except Exception as e:
        current_app.logger.error(e)
        return jsonify(errno=RET.DBERR, errmsg="data search error")

    if not other:
        return jsonify(errno=RET.NODATA, errmsg="have not data ")

    news_li = []
    current_page = 1
    total_page = 1
    try:
        paginate = other.news_list.paginate(page, constants.USER_COLLECTION_MAX_NEWS, False)
        news_li = paginate.items
        current_page = paginate.page
        total_page = paginate.pages
    except Exception as e:
        current_app.logger.error(e)
        return jsonify(errno=RET.DBERR, errmsg="data search error")

    news_dict_li = []
    for news in news_li:
        news_dict_li.append(news.to_review_dict())
    data = {
        "news_list":news_dict_li,
        "total_page":total_page,
        "current_page": current_app,
    }
    return jsonify(errno=RET.OK, errmsg="OK", data=data)


@profile_blu.route("/other_info")
@user_login_data
def other_info():
    user = g.user
    # 其他认得用户信息
    other_id = request.args.get("user_id")
    if not other_id:
        abort(404)
    # 查询用户模型
    other = None
    try:
        other =  User.query.get(other_id)
    except Exception as e:
        current_app.logger.error(e)
    if not other:
        abort(404)

    is_followed = False
    if other and user:
        if other in user.followed:
            is_followed = True

    data = {
        "user": g.user.to_dict() if g.user else None,
        "other_info":other.to_dict(),
        "is_followed":is_followed
    }
    return render_template('news/other.html', data=data)

@profile_blu.route("/user_follow")
@user_login_data
def user_follow():
    # get data
    p = request.args.get("p", 1)
    try:
        p = int(p)
    except Exception as e:
        current_app.logger.error(e)
        p = 1

    # get user
    follows = []
    current_page = 1
    total_page = 1
    user = g.user
    try:
        paginate = user.followed.paginate(p,constants.USER_FOLLOWED_MAX_COUNT,False)
        follows = paginate.items
        current_page = paginate.page
        total_page = paginate.pages
    except Exception as e:
        current_app.logger.error(e)

    user_dict_li = []
    for follow_user in follows:
        user_dict_li.append(follow_user.to_dict())

    data = {
        "users":user_dict_li,
        "total_page":total_page,
        "current_page":current_page
    }

    return render_template("news/user_follow.html", data=data    )

@profile_blu.route("/news_list")
@user_login_data
def user_news_list():
    user = g.user
    page = request.args.get("p", 1)
    news_li = []
    current_page = 1
    total_page = 1
    try:
        paginate = News.query.filter(News.user_id==user.id).\
            paginate(page, constants.USER_COLLECTION_MAX_NEWS, False)
        news_li = paginate.items
        current_page = paginate.page
        total_page = paginate.pages
    except Exception as e :
        current_app.logger.error(e)

    news_dict_li = []
    for news in news_li:
        news_dict_li.append(news.to_review_dict())

    data = {
        "news_list": news_dict_li,
    }


    return render_template("news/user_news_list.html", data=data)


@profile_blu.route("/news_release", methods=["GET", "POST"])
@user_login_data
def news_release():
    if request.method == "GET":
        # 加载新闻分类数据
        categories = []
        try:
            categories = Category.query.all()
        except Exception as e:
            current_app.logger.error(e)

        category_dict_li = []
        for category in categories:
            category_dict_li.append(category.to_dict())
        category_dict_li.pop(0)
        data = {
            "categories": category_dict_li,
        }
        return render_template("news/user_news_release.html", data=data)

    # 1. 获取要提交的数据
    # 标题
    title = request.form.get("title")
    # 新闻来源
    source = "个人发布"
    # 摘要
    digest = request.form.get("digest")
    # 新闻内容
    content = request.form.get("content")
    # 索引图片
    index_image = request.files.get("index_image")
    # 分类id
    category_id = request.form.get("category_id")
    # 校验参数
    # 2.1 判断数据是否有值
    if not all([title, source, digest, content, index_image, category_id]):
        return jsonify(errno=RET.PARAMERR, errmsg="参数有误1")
    try:
        category_id = int(category_id)
    except Exception as e:
        current_app.logger.error(e)
        return jsonify(errno=RET.PARAMERR, errmsg="参数错误2")

    try:
        index_image_data = index_image.read()
        # upload to qiniuyun
        key = storage(index_image_data)
    except Exception as e:
        current_app.logger.error(e)
        return jsonify(errno=RET.PARAMERR, errmsg="参数错误3")

    news = News()
    news.title = title
    news.digest = digest
    news.source = source
    news.content = content
    news.index_image_url = constants.QINIU_DOMIN_PREFIX + key
    news.category_id = category_id
    news.user_id = g.user.id
    # 1代表待审核状态
    news.status = 1

    try:
        db.session.add(news)
        db.session.commit()
    except Exception as e:
        current_app.logger.error(e)
        db.session.rollback()
        return jsonify(errno=RET.DBERR, errmsg="数据保存失败")

    return jsonify(errno=RET.OK, errmsg="Ok")


@profile_blu.route("/collection",methods=["GET","POST"])
@user_login_data
def user_collection():
    user = g.user
    page = request.args.get("p", 1)
    try:
        page = int(page)
    except Exception as e:
        current_app.logger.error(e)
        page = 1

    # 查询用户指定页数的收藏的新闻
    news_list = []
    current_page = 1
    total_page = 1
    try:
        paginate = user.collection_news.paginate(page,constants.USER_COLLECTION_MAX_NEWS,False)
        current_page = paginate.page
        total_page = paginate.pages
        news_list = paginate.items
    except Exception as e:
        current_app.logger.error(e)

    news_dict_li = []
    for news in news_list:
        news_dict_li.append(news.to_basic_dict())

    data = {
        "total_page":total_page,
        "current_page":current_page ,
        "collections":news_dict_li,
    }
    return render_template("news/user_collection.html", data=data)


@profile_blu.route("/pass_info")
@user_login_data
def pass_info():
    user = g.user
    if request.method == "GET":
        return render_template("news/user_pass_info.html", data={"user":user.to_dict()})

    old_password = request.json.get("old_password")
    new_password = request.json.get("new_password")

    if not all([old_password, new_password]):
        return jsonify(errno=RET.PARAMERR, errmsg="参数错误")

    # if old_password:
    #     try:
    #         old_password = int(old_password)
    #     except Exception as e:
    #         current_app.logger.error(e)

    if not user.check_password(old_password):
        return jsonify(errno=RET.PWDERR, errmsg="原密码错误")

    user.password = new_password

    return jsonify(errno=RET.OK, errmsg="保存成功")


@profile_blu.route("/pic_info",methods=["GET","POST"])
@user_login_data
def pic_info():

    user = g.user
    if request.method == "GET":
        return render_template("news/user_pic_info.html", data={"user":g.user.to_dict()})

    # 上传图片
    try:
        avatar = request.files.get("avatar").read()
    except Exception as e:
        current_app.logger.error(e)
        return jsonify(errno=RET.PARAMERR, errmsg="参数错误")

    # S上传头像
    try:
        key = storage(avatar)
    except Exception as e:
        current_app.logger.error(e)
        return jsonify(errno=RET.THIRDERR,errmsg="上传头像失败" )

    # 保存头像地址
    user.avatar_url = key
    data = {
        "avatar_url":constants.QINIU_DOMIN_PREFIX+key,
    }
    return jsonify(errno=RET.OK, errmsg="OK",data=data)


@profile_blu.route("/base_info",methods=["GET","POST"])
@user_login_data
def base_info():

    # 数据请求
    if request.method == "GET":
        return render_template("news/user_base_info.html",data={"user":g.user.to_dict(),
                                                            })
    # 请求方式为post,　代表修改用户数据
    if request.method == "POST":
        # post----form
        # get -----args
        # ajax----json

        nick_name = request.json.get("nick_name")
        signature = request.json.get("signature")
        gender = request.json.get("gender")

        if not all([nick_name, signature, gender]):
            return jsonify(errno=RET.PARAMERR, errmsg="参数错误")

        if gender not in ["WOMAN", "MAN"]:
            return jsonify(errno=RET.PARAMERR, errmsg="参数错误")

        user = g.user
        user.signature = signature
        user.nick_name = nick_name
        user.gender  = gender

        return jsonify(errno=RET.OK, errmsg="ok")


@profile_blu.route("/info")
@user_login_data
def user_info():
    user = g.user
    if not user:
        # 没有登陆重定向到首页
        return redirect("/")
    data = {
        "user": user.to_dict(),

    }
    return render_template("news/user.html", data=data)